public class IterateAdjunct extends TransmissionAdjunct implements FeedMaker
Constructor and Description |
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IterateAdjunct() |
Modifier and Type | Method and Description |
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PostureAndSweep |
computeStreamability(ContextItemStaticInfoEE contextInfo,
java.util.List<java.lang.String> reasons)
Compute the posture and sweep of this expression as defined in the W3C streamability specifications.
|
WatchMaker |
getWatchMaker(boolean forGrouping)
Get a WatchMaker, a factory class that creates a Watch to evaluate this expression
in streaming mode.
|
Feed |
makeItemFeed(WatchManager watchManager,
Feed out,
XPathContext context) |
makeTransmissionFlow
getConfiguration, getDefaultFeedMaker, getExpression, getFeedMaker, makeStreamingAdjunct, setConfiguration, setExpression, toStreamingPattern
public PostureAndSweep computeStreamability(ContextItemStaticInfoEE contextInfo, java.util.List<java.lang.String> reasons)
StreamingAdjunct
computeStreamability
in class StreamingAdjunct
contextInfo
- Information about the context item type and posturereasons
- the caller may supply a list, in which case the implementation may add to this; the
contents are human-readable messages explaining why the expression is not streamable.public WatchMaker getWatchMaker(boolean forGrouping) throws XPathException
StreamingAdjunct
Expression.WATCH_METHOD
getWatchMaker
in class TransmissionAdjunct
forGrouping
- true if the selected items are being groupedXPathException
- in the event of a failurepublic Feed makeItemFeed(WatchManager watchManager, Feed out, XPathContext context) throws XPathException
makeItemFeed
in interface FeedMaker
XPathException
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